Home / 17,949.88-24,735.90-13,478.68

Finding the Fourth Proportional to 17,949.88, 24,735.90 and 13,478.68

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Solution

The fourth proportional to 17,949.88, 24,735.90 and 13,478.68 is: 18,574.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,949.88 : 24,735.90 = 13,478.68 : x
  2. Step 2: Convert to fraction form
    17,949.88/24,735.90 = 13,478.68/x
  3. Step 3: Cross multiply
    17,949.88x = 24,735.90 × 13,478.68
  4. Step 4: Simplify right side
    17,949.88x = 333,407,280.61
  5. Step 5: Solve for x
    x = 333,407,280.61/17,949.88
  6. Step 6: Final answer
    x = 18,574.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.